呕血患者的饮食应是（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='31063' and id < 2498475 and id<>'2498475' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31063' and id > 2498475 and id<>'2498475' order by id asc limit 5